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5291361 = 325311093
BaseRepresentation
bin10100001011110101100001
3100221211101100
4110023311201
52323310421
6305225013
762655465
oct24136541
910854340
105291361
112a94529
121932169
1311335aa
149ba4a5
156e7c26
hex50bd61

5291361 has 12 divisors (see below), whose sum is σ = 7787988. Its totient is φ = 3460704.

The previous prime is 5291347. The next prime is 5291383. The reversal of 5291361 is 1631925.

5291361 is a `hidden beast` number, since 529 + 136 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4124961 + 1166400 = 2031^2 + 1080^2 .

It is not a de Polignac number, because 5291361 - 218 = 5029217 is a prime.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (5291161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5070 + ... + 6023.

It is an arithmetic number, because the mean of its divisors is an integer number (648999).

Almost surely, 25291361 is an apocalyptic number.

It is an amenable number.

5291361 is a deficient number, since it is larger than the sum of its proper divisors (2496627).

5291361 is a wasteful number, since it uses less digits than its factorization.

5291361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11152 (or 11149 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 5291361 is about 2300.2958505375. The cubic root of 5291361 is about 174.2565577146.

The spelling of 5291361 in words is "five million, two hundred ninety-one thousand, three hundred sixty-one".

Divisors: 1 3 9 53 159 477 11093 33279 99837 587929 1763787 5291361